.github/workflows/main.yml in aggregate_assertions-0.1.1 vs .github/workflows/main.yml in aggregate_assertions-0.2.0

@@ -8,10 +8,10 @@
     steps:
     - uses: actions/checkout@v2
     - name: Set up Ruby
       uses: ruby/setup-ruby@v1
       with:
-        ruby-version: 2.6.8
+        ruby-version: 2.7.6
         bundler-cache: true
     - name: Tests
       run: bundle exec rake test
     - name: Rubocop
       run: bundle exec rubocop